Live tracking not available yet
AC3451 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
DEN
Denver International Airport
Denver
Gate B29 Scheduled 8:51 PM
Actual 8:51 PM
SFO
San Francisco International Airport
San Francisco
T3 Gate E11 Scheduled 10:47 PM
Actual 10:47 PM
Baggage claim 5
2h 56m flight time
Daily
Operated by United Airlines
Recent Flights
No flight history yet
History builds as this flight gets tracked
Schedule
Operates
Daily
Departure
8:51 PM
Arrival
10:47 PM
Duration
2h 56m
Aircraft
Airbus A321neo
Gate
B29
E11
Actual
20:51
22:47
Baggage
Carousel 5
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Thu, Mar 19
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Wed, Mar 25
Schedule valid
Mar 05 —
Jun 01, 2026